1670135880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1988257}}^1$

素因数の和:1988278

約数の個数: 64

約数和(自身を含む): 5726183040

約数和(自身を除く): 4056047160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1988257, 3976514, 5964771, 7953028, 9941285, 11929542, 13917799, 15906056, 19882570, 23859084, 27835598, 29823855, 39765140, 41753397, 47718168, 55671196, 59647710, 69588995, 79530280, 83506794, 111342392, 119295420, 139177990, 167013588, 208766985, 238590840, 278355980, 334027176, 417533970, 556711960, 835067940, 1670135880]

約数ペア:

[(1, 1670135880), (2, 835067940), (3, 556711960), (4, 417533970), (5, 334027176), (6, 278355980), (7, 238590840), (8, 208766985), (10, 167013588), (12, 139177990), (14, 119295420), (15, 111342392), (20, 83506794), (21, 79530280), (24, 69588995), (28, 59647710), (30, 55671196), (35, 47718168), (40, 41753397), (42, 39765140), (56, 29823855), (60, 27835598), (70, 23859084), (84, 19882570), (105, 15906056), (120, 13917799), (140, 11929542), (168, 9941285), (210, 7953028), (280, 5964771), (420, 3976514), (840, 1988257)]